John Deere 624KR Loader Operator’s Manual OMT234419 – PDF DOWNLOAD

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John Deere 624KR Loader Operator’s Manual OMT234419 – PDF DOWNLOAD

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John Deere 624KR Loader Operator’s Manual OMT234419 – PDF DOWNLOAD

• P/N: OMT234419_51
• Language: English
• Division: Construction
• Product Lines: Loaders
• Publication Type: Operator’s Manuals
• Associated Models: 624KR
• Series: K SERIES
• Additional Information: For complete service information also see PC10059, T234418

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

John Deere 624KR Loader Operator’s Manual OMT234419 – PDF DOWNLOAD

Contents 19
Safety—Safety and Operator Conveniences 23
Safety and Operator Convenience Features 23
Safety—General Precautions 24
Recognize Safety Information 24
Follow Safety Instructions 24
Operate Only If Qualified 24
Wear Protective Equipment 25
Avoid Unauthorized Machine Modifications 25
Add Cab Guarding For Special Uses 25
Inspect Machine 26
Stay Clear of Moving Parts 26
Avoid High-Pressure Fluids 26
Avoid High-Pressure Oils 27
Work In Ventilated Area 27
Prevent Fires 28
Prevent Battery Explosions 28
Handle Chemical Products Safely 29
Decommissioning — Proper Recycling and Disposal of Fluids and Components 29
Prepare for Emergencies 30
Clean Debris from Machine 30
Safety—Operating Precautions 31
Use Steps and Handholds Correctly 31
Start Only From Operator’s Seat 31
Use and Maintain Seat Belt 31
Prevent Unintended Machine Movement 31
Use Ground Guide 32
Avoid Work Site Hazards 32
Use Special Care When Operating Loader 33
Keep Riders Off Machine 33
Avoid Backover Accidents 33
Avoid Machine Tip Over and Machine Damage 34
Operating on Slopes 34
Operating or Traveling On Public Roads 35
Inspect and Maintain ROPS 35
Add and Operate Attachments Safely 35
Safety—Maintenance Precautions 36
Park and Prepare for Service Safely 36
Service Cooling System Safely 36
Service Tires Safely 37
Remove Paint Before Welding or Heating 37
Make Welding Repairs Safely 38
Drive Metal Pins Safely 38
Safety—Safety Signs 39
Safety Signs 39
Replace Safety Signs 41
Operation—Operator’s Station 42
Levers 42
Pedals 42
Advanced Display Unit (ADU) 43
Display Unit Functions 44
Sealed Switch Module 46
Switch Module Functions 47
Display Unit—Normal Display 49
Display Unit—Main Menu 51
Display Unit—Main Menu—Codes 51
Display Unit—Main Menu—Codes—Active Codes 51
Display Unit—Main Menu—Codes—Stored Codes 52
Display Unit—Main Menu—Machine Settings 52
Display Unit—Main Menu—Machine Settings—Quick Shift 53
Display Unit—Main Menu—Machine Settings—Ride Control 53
Display Unit—Main Menu—Machine Settings—Job Timer 53
Display Unit—Main Menu—Machine Settings—Stopwatch 54
Display Unit—Main Menu—Diagnostics 54
Display Unit—Main Menu—Diagnostics—Machine ID 54
Display Unit—Main Menu—Diagnostics—Battery Monitor 54
Display Unit—Main Menu—Diagnostics—Engine Sensors 55
Display Unit—Main Menu—Diagnostics—Transmission/Axle 55
Display Unit—Main Menu—Diagnostics—Hydraulic Sensors 56
Display Unit—Main Menu—Diagnostics—Machine Sensors 56
Display Unit—Main Menu—Diagnostics—FNR Selector 56
Display Unit—Main Menu—Diagnostics—More Diagnostics 56
Display Unit—Main Menu—Monitor Settings 57
Horn Button 57
Turn Signals 57
Tilt Steering Column Adjustment 57
Air Conditioning and Heater Controls and Operation 58
Opening and Securing Side Door 59
Opening Side Window/Secondary Exit 60
Seat Adjustment 60
Operation—Operating the Machine 61
Inspect Machine Daily Before Starting 61
Engine Break-In Period 62
Minimizing the Effect of Cold Weather on Diesel Engines 63
Engine Heater 64
Check Instruments Before Starting 64
Battery Disconnect Switch 65
Starting the Engine 66
Warmup 67
Cold Weather Warmup 67
Using 24 Volt Slave Connection 67
Park Brake Switch 68
Shifting the Transmission 69
Quick Shift Switch 69
Boom and Bucket Control Lever 70
Auxiliary Control Lever 71
Ride Control 72
Secondary Steering 74
Differential Lock Switch 74
Boom Height Kickout Adjustment 75
Return-to-Carry Kickout Adjustment 75
Return-to-Dig Adjustment 76
Using the Loader Bucket 77
Backdragging 78
Fork Attachment 79
Operating in Water and Mud 80
Parking the Machine 80
Loading Machine on a Trailer 81
Towing Procedure 83
Lifting the Machine 85
Attachments 86
Removal 86
Installation 87
Maintenance—Machine 88
Diesel Fuel 88
Lubricity of Diesel Fuel 89
Handling and Storing Diesel Fuel 89
Biodiesel Fuel 90
Testing Diesel Fuel 91
Minimizing the Effect of Cold Weather on Diesel Engines 92
Low Sulfur Diesel Fuel Conditioner 93
Alternative and Synthetic Lubricants 93
Diesel Engine Break-In™ Oil— Non-Emissions Certified and Certified Tier 1, Tier 2, Tier 3, Stage I, Stage II, and Stage III 94
Diesel Engine Oil 95
Diesel Engine Oil and Filter Service Intervals 96
Transmission, Park Brake, and Axle Oil 97
Hydraulic Oil 98
Grease 99
Diesel Engine Coolant (engine with wet sleeve cylinder liners) 100
Drain Intervals for Diesel Engine Coolant 101
John Deere COOL-GARD™ II Coolant Extender 101
Supplemental Coolant Additives 102
Operating in Warm Temperature Climates 102
Additional Information About Diesel Engine Coolants and John Deere COOL-GARD™ II Coolant Extender 103
Testing Diesel Engine Coolant 104
Maintenance—Periodic Maintenance 105
Service Machine at Specified Intervals 105
Check Hour Meter Regularly 105
Prepare Machine for Maintenance 106
Frame Locking Bar 107
Boom Lock 107
Engine Service Doors and Side Shields 108
Cooling System Doors 109
Fuel Tank 110
Fluid Analysis Program Test Kits and 3-Way Coolant Test Kit 110
Service Intervals 111
Required Parts 113
Maintenance—As Required 115
Inspect Tires and Check Pressure 115
Tire Pressures 116
Check Wheel Bolt Torque 116
Drain Water and Sediment From Fuel Tank 117
Inspect Air Cleaner Elements 117
Inspect Air Conditioner Compressor and Alternator Belt 118
Clean Cooler Cores 119
Check Windshield Washer Fluid Level 120
Drain Water From Primary Fuel Filter and Clean Strainer 120
Replace Final Fuel Filter 121
Check Cab Fresh Air Filter 122
Check Cab Recirculating Air Filter 123
Grease Fork Slides 123
Check Coolant 124
Maintenance—Every 10 Hours or Daily 125
Check Coolant Level in Surge Tank 125
Clean Air Cleaner Dust Unloader Valve 125
Check Engine Oil Level 126
Check Hydraulic Oil Level 126
Check Transmission Oil Level 127
Maintenance—Every 100 Hours 128
Grease Loader Linkage and Cylinder Pivots—If Equipped 128
Grease Coupler 129
Grease Multipurpose Bucket Pivots 129
Grease Fork Attachment Pivots 130
Maintenance—Initial Service – 250 Hours 131
Drain and Refill Front and Rear Axle Oil 131
Maintenance—Every 250 Hours 132
Replace Fuel Lubricity Reservoir 132
Drain and Refill Engine Oil and Replace Filter 133
Replace Primary Fuel Filter 134
Replace Final Fuel Filter 135
Replace In-Line Fuel Strainer 135
Take Engine Oil Sample 135
Maintenance—Every 500 Hours 136
Lubricate Driveline Upper and Lower Sliding Joints and Lower U-Joints 136
Check Air Intake and Charge Air Cooler Hoses 137
Check, Clean, and Tighten Battery Terminals 138
Replace Hydraulic Reservoir Breather Filter 139
Check Park Brake Oil Level 139
Grease Park Brake Shaft Seals 139
Check Front and Rear Axle Oil Level 140
Check Ride Control Accumulator 141
Take Fluid Samples 141
Maintenance—Every 1000 Hours 142
Replace Air Cleaner Dust Unloader Valve 142
Replace Air Cleaner Elements 142
Grease Frame Hinge Pivots 143
Drain and Refill Park Brake Oil 143
Clean Hydraulic Pump Case Drain Screen 144
Check Coolant 145
Maintenance—Every 2000 Hours 146
Drain and Refill Transmission Oil and Replace Filter 146
Drain and Refill Front and Rear Axle Oil 148
Grease Front and Rear Axle Shaft Seals 149
Adjust Engine Valve Lash (Clearance) 149
Rerun Transmission Clutch Calibration 149
Maintenance—Every 4000 Hours 150
Drain and Refill Hydraulic System Oil 150
Clean Hydraulic System Strainer 151
Replace Hydraulic System Return Filter 152
Maintenance—Every 5000 Hours 153
Replace Engine Crankshaft Damper 153
Inspect Driveline Damper 153
Maintenance—Every 6000 Hours 154
Drain Cooling System 154
Fill and Deaerate Cooling System 155
Miscellaneous—Machine 156
Check Air Inlet Cover 156
Inspect Fuel Tank Vent Hose and Breather 156
Bleed Fuel System 156
Secondary Steering 157
Check Fire Extinguisher 158
Precautions for Alternator and Regulator 158
Handling Batteries Safely 159
Using Booster Batteries—24 Volt System 160
Using Battery Charger 161
Battery Disconnect Switch 162
Battery Replacement 162
Remove and Install Batteries 163
Fuse Identification and Replacement 164
Replacing Halogen Bulbs 166
Engine Speeds 166
Fluid Sampling Test Ports 167
Air Conditioning System Service 169
Welding on Machine 169
External Service Brake Inspection 170
Clean Oil Coolers, Charge Air Cooler, and Radiator 170
Clean Engine Crankcase Vent Tube 171
Service Recommendations For Snap-To-Connect (STC®) Fittings 171
Control Valve, Cylinder, Pump and Motor Service 172
Replacing Bucket Teeth—TK Series 173
Hardware Torque Specifications 173
Keep ROPS Installed Properly 173
Metric Bolt and Screw Torque Values 174
Unified Inch Bolt and Screw Torque Values 175
Miscellaneous—Operational Checkout 176
Operational Checkout 176
Diagnostic Trouble Code Check 176
Operational Checks—Ignition OFF, Engine OFF Checks 176
Operational Checks—Ignition ON, Engine OFF Checks 177
Operational Checks—Ignition ON, Engine ON Checks 182
Miscellaneous—Troubleshooting 200
Troubleshooting Procedure 200
Engine 201
Transmission 203
Differential And Axle 206
Service Brake 207
Driveline 208
Park Brake 208
Hydraulic System 209
Steering 211
Air Conditioning System 212
Heater System 213
Miscellaneous—Storage 214
Prepare Machine For Storage 214
Operate Machine Monthly 215
Monthly Storage Procedure 216
Miscellaneous—Machine Numbers 217
Record Product Identification Number (PIN) 217
Record Engine Serial Number 217
Record Transmission Serial Number 217
Record Hydraulic Pump Serial Number 218
Record Axle Serial Number 218
Keep Machines Secure 218
Keep Proof of Ownership 219
Miscellaneous—Specifications 220
Specifications 220
Drain and Refill Capacities 221
Page Number 19
Section 1-1 23
Section 1-2 24
Section 1-3 31
Section 1-4 36
Section 1-5 39
Section 2-1 42
Section 2-2 61
Section 2-3 86
Section 3-1 88
Section 3-2 105
Section 3-3 115
Section 3-4 125
Section 3-5 128
Section 3-6 131
Section 3-7 132
Section 3-8 136
Section 3-9 142
Section 3-10 146
Section 3-11 150
Section 3-12 153
Section 3-13 154
Section 4-1 156
Section 4-2 176
Section 4-3 200
Section 4-4 214
Section 4-5 217
Section 4-6 220

S.V 04/24